11054728 has 16 divisors (see below), whose sum is σ = 20767500. Its totient is φ = 5516736.

The previous prime is 11054723. The next prime is 11054731. The reversal of 11054728 is 82745011.

It can be written as a sum of positive squares in 2 ways, for example, as 11035684 + 19044 = 3322^2 + 138^2 .

It is a super-2 number, since 2×11054728² = 244414022307968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11054696 and 11054705.

It is not an unprimeable number, because it can be changed into a prime (11054723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4698 + ... + 6646.

Almost surely, 2^11054728 is an apocalyptic number.

It is an amenable number.

11054728 is a deficient number, since it is larger than the sum of its proper divisors (9712772).

11054728 is a wasteful number, since it uses less digits than its factorization.

11054728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664 (or 2660 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 11054728 is about 3324.8651100458. The cubic root of 11054728 is about 222.7662293147.

Adding to 11054728 its reverse (82745011), we get a palindrome (93799739).

It can be divided in two parts, 1 and 1054728, that added together give a square (1054729 = 1027²).

The spelling of 11054728 in words is "eleven million, fifty-four thousand, seven hundred twenty-eight".